Mammut Nordic OTI Spring sleeping bag for trekking and camping

The Mammut Nordic OTI Spring is an all‑round synthetic spring/3‑season sleeping bag designed for trekkers and campers who need reliable insulation and easy care. It uses Ajungilak® OTI Element synthetic filling and a Performance Hood to improve warmth around the head.

Key benefits

• Ajungilak® OTI Element maintains insulating performance even in damp conditions.
• Performance Hood increases head warmth while allowing freedom of movement.
• 195 cm available length provides comfort for taller users.
• Compact packed volume makes it easy to carry in a backpack on multi‑day trips.

Typically used for spring and three‑season trekking, at huts and campsites. Suitable for easy to moderately demanding terrain where a lightweight, quick‑dry sleeping system is required.